B3311331313231311331322331333132333133313231332113313331333133313231232322231
>>
B331133131323131133132233133313233313331323133211331333133313331323123232223
<<
B3311331313231311331322331333132333133313231332113313331333133313231232322233
>>
B3311331313231311331322331333132333133313231332113313331333133313231232322232
>>